Pitchfork Annotations

Pitchfork annotations draw three-point fan and fork structures. PitchforkAnnotation is the core Andrews' Pitchfork geometry, and the other variants keep the same three-point editing model while shifting the virtual handle or guide ray in different ways.

Annotation Types

Annotation	Main Use
PitchforkAnnotation	Andrews' Pitchfork with optional zones.
PitchfanAnnotation	Pitchfork-based fan rays with an optional shoulder line.
SchiffPitchforkAnnotation	Schiff variant with an inward virtual handle.
ModifiedSchiffPitchforkAnnotation	Midpoint-based Schiff variant.
InsidePitchforkAnnotation	Inward pitchfork variant with an inside guide ray.

See Also

• Channel annotations
• Adorner properties
• Multi-Point Labels Deep Dive